aeg137if128.vkz1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at vkz1.oracleemaildelivery.com.
NS records for this zone are defined at vkz1.oracleemaildelivery.com.
Question and response
Question
dig aeg137if128.vkz1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
vkz1.oracleemaildelivery.com. 300 SOA ns1.p202.dns.oraclecloud.net. hostmaster.vkz1.oracleemaildelivery.com. 93356 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0